November 2023
Beginner to intermediate
80 pages
2h 1m
English
Content preview from Ruby on Rails Background Jobs with SidekiqBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Understanding Why Jobs Fail
Failure is a bit vague, but in the context of Sidekiq jobs, it means any condition during which the execution of the job stops before completion. It might stop due to an exception, a bug, or a gopher chewing through the power cable at your data center.
Technically speaking, Sidekiq considers a job to have failed if it raises an exception that’s not caught inside perform. In that case, Sidekiq will automatically retry the job over the course of 20 days using an increasingly exponential delay between each retry. If, after that time, the job is still failing, Sidekiq considers it dead and will stop retrying it (this can be configured per job but isn’t recommended).
There are two categories of failures, and you’ll ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.